Background: Food-related advertisements have been identified as influential factors affecting Australian adolescents' food preferences and dietary habits. Objective: This study aimed to investigate adolescents' (athletes and non-athletes) views about healthy eating, the advertising of discretionary foods and beverages, and the effects of food…

Sugar-sweetened beverages (SSBs) are a large source of added sugar in teenagers' diets, comprising 20-25% of daily calories. Despite efforts, teens in rural and southern states continue to have the high SSB consumption rates. Using Teen Advisory Councils (TAC), students designed and delivered school-specific interventions at five Tennessee…

Previous studies have suggested the impact of intervention fidelity on the management and prevention of chronic diseases; however, little is known about the effect of the contributing determinants (at multiple levels of influence) that can impact health-related interventions intending to improve the health status of Hispanic adolescents with…

The high level of consumption of processed foods has an effect on human health. The consumption of doughnuts, pastries, fried chicken, French fried potatoes, snack chips, and imitation cheese is high among teenagers. These foods are generally rich in fats, although the focus has often been on the quantity rather than the quality of these fats.…

Background: Sleep deprivation adversely impacts cognitive performance. A nutritious diet is one strategy that can prevent sleep deprivation and its adverse effects. However, few data exist regarding the influence of diet on sleep duration among adolescents. Hence, it is important to assess whether dietary habits are linked to adequate sleep among…

Background: In health education, there is a risk of giving overly prescriptive recommendations, potentially activating conflicting in-group norms that reduce message receptiveness. For example, the notion of 'unhealthy youth' is a stereotype which suggests that young people are expected to make unhealthy choices. If such in-group norms are…

Background: Among adolescents, physical inactivity and unhealthy dietary habits are associated with being obese. We know little about how those are associated with trying to lose weight. Methods: We analyzed the 2013 Centers for Disease Control and Prevention (CDC) Youth Risk Behavior Surveillance data (N = 13,583) to examine how obesity and…

Background: Four-day school week (FDSW) use has increased substantially among US districts in recent years, but limited data exist on health impacts of this school schedule. This study examined associations of reduced school exposure via FDSWs with adolescent health and risk behaviors, obesity, and food security. Methods: Self-report data from…

Supermarkets located near schools influence adolescents' food consumption. The aims of this study were: (1) to measure dietary behaviors during school hours; (2) to investigate the effect of a nutrition peer-education intervention in supermarkets within walking distance to secondary schools on nutritional knowledge and attitudes toward healthy…

Background: Limited evidence exists on effects of school-based nutrition policies. This study explored the influence of mandatory versus voluntary provincial school nutrition policies on student eating behaviors. Methods: A cross-sectional, school-based survey assessed student eating behaviors using self-report survey measures in a representative…

This study aimed to investigate the effects of home confinement as a result of lockdown on physical the activity (physical activity and dietary behaviors), and their determinants, on Turkey high school students (14-18 years). Methods: A total of 490 students (mean age = 16.40 ± 1.75) participated in the study. An online questionnaire consisting of…

To assess the prevalence of weight misperception in American adolescents and its association with diet and physical activity behaviors, "Youth Risk Behavior Survey" data were utilized for this study. Based on reported and perceived weight, adolescents in the study were grouped into four categories (true negative [52.4%] = normal body…

Background: Interventions are needed to improve health behaviors among Moroccan adolescents. Obtaining an understanding of suggestions and preferences of the target population can help develop such interventions. Purpose: The aim of the present study was twofold: (1) to explore social-ecological suggestions of participants for improving physical…

This study aimed to assess the impact of educational intervention, based on health belief model (HBM) and collaborative learning techniques on diet quality in adolescents. In this field trial study, 311 students aged 13-15 years old were included, of which 163 and 148 allocated in the experimental and comparison groups, respectively. They were…

Objective: This paper uses a qualitative approach to explore the factors that influence diet and physical activity choices of 11-13-year-olds with a particular focus on the impact of the school environment. Design: Qualitative focus groups. Setting: Three purposively sampled secondary schools in Devon, UK. Method: A total of 53 students, aged…